[PATCH] Check for existence of mempcpy

[Ulf Hermann]

On 02/17/2017 10:46 AM, Mark Wielaard wrote:
> On Thu, 2017-02-16 at 10:10 +0100, Ulf Hermann wrote:
>> If it doesn't exist, provide a definition based on memcpy.
> 
> Applied, but slightly reluctantly. I have no way to test this. And it
> will evaluate the last argument (n) twice. Which seems to not matter in
> the current calls in our codebase. But it might subtly break something
> if someone forgets.

True. With other missing functions I tend to conditionally build the replacements into libeu.a as actual functions. That requires libeu.a to be linked into libdw.so, libelf.so, etc. I will create a followup patch that does the same with mempcpy.

Ulf